1) The document compares the rules of slow pitch and fast pitch softball, noting differences in definitions, field dimensions, equipment requirements, player positions, scoring, and pitching regulations.
2) Key differences include slow pitch not allowing bunting, stealing bases only after the ball reaches home plate, larger field dimensions, optional extra players, and home run limits, while fast pitch requires runners to advance on all hits.
3) Pitching regulations also vary, with slow pitch requiring both feet contact with the plate and a one second pause, while fast pitch requires both feet on the ground and a one to ten second pause before release.